What is the difference between a layer and a feature class ArcGIS?
Feature Layer Feature data represents geographic entities as points, lines, and polygons. A Feature Class is a database table with geometries (points, lines or polygons). A Feature Layer is the rendering of a table of geometries, for display on computer screen, or map printout.
What is a feature layer in ArcGIS?
A feature layer is a grouping of similar geographic features, for example, buildings, parcels, cities, roads, and earthquake epicenters. Features can be points, lines, or polygons (areas). Feature layers are most appropriate for visualizing data on top of your basemaps.
How are feature layers hosted in ArcGIS Online?
Hosted feature layers Hosted feature layers are layers that have been published to ArcGIS Online. The feature data in these layers is hosted by, or stored on, ArcGIS Online. These layers offer the most flexibility, scalability, and compatibility across ArcGIS.
Where can I find data for feature layers?
Feature layers can use data from any source that provides point, polyline, polygon, multipoint, or multipatch vector feature data. Often these are feature classes contained in a geodatabase, but many others exist, including shapefiles and online feature services (the data source for web feature layers ).
How are feature layers connected in map viewer classic?
When you add a streaming feature layer to Map Viewer Classic, you can use streaming controls to filter the data that the service sends to the layer. Streaming feature layers can be identified by their icon in the content page. Streaming feature layers connect to an ArcGIS Server stream service using HTML5 WebSockets.
What happens to feature collections in ArcGIS Enterprise?
Any changes you make to the feature collection item, such as modifying its data, are saved once you click Save Layer. If the feature collection item is used in other maps, the changes will be reflected there as well. If the feature collection item is deleted from My Content, it will no longer be available to others.